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__init__.py
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# coding=utf-8
from __future__ import absolute_import
import octoprint.plugin
from octoprint.events import Events
import re
import numpy as np
import logging
import flask
import json
class bedlevelvisualizer(octoprint.plugin.StartupPlugin,
octoprint.plugin.TemplatePlugin,
octoprint.plugin.AssetPlugin,
octoprint.plugin.SettingsPlugin,
octoprint.plugin.WizardPlugin,
octoprint.plugin.SimpleApiPlugin):
INTERVAL = 2.0
MAX_HISTORY = 10
def __init__(self):
self.processing = False
self.mesh_collection_canceled = False
self.old_marlin = False
self.makergear = False
self.old_marlin_offset = 0
self.repetier_firmware = False
self.mesh = []
self.box = []
self.flip_x = False
self.flip_y = False
self._logger = logging.getLogger("octoprint.plugins.bedlevelvisualizer")
self._bedlevelvisualizer_logger = logging.getLogger("octoprint.plugins.bedlevelvisualizer.debug")
self.regex_mesh_data = re.compile(
r"^((G33.+)|(Bed.+)|(Llit.+)|(\d+\s)|(\|\s*)|(\s*\[\s+)|(\[?\s?\+?-?\d?\.\d+\]?\s*,?)|(\s?\.\s*)|(NAN,"
r"?)|(nan\s?,?)|(=======\s?,?))+(\s+\],?)?$")
self.regex_bed_level_correction = re.compile(r"^(Mesh )?Bed Level (Correction Matrix|data):.*$")
self.regex_nans = re.compile(r"^(nan\s?,?)+$")
self.regex_equal_signs = re.compile(r"^(=======\s?,?)+$")
self.regex_mesh_data_extraction = re.compile(r"(\+?-?\d*\.\d*)")
self.regex_old_marlin = re.compile(r"^(Bed x:.+)|(Llit x:.+)$")
self.regex_makergear = re.compile(r"^(\s=\s\[)(\s*,?\s*\[(\s?-?\d+.\d+,?)+\])+\];?$")
self.regex_repetier = re.compile(r"^G33 X.+$")
self.regex_nan = re.compile(r"(nan)")
self.regex_catmull = re.compile(r"^Subdivided with CATMULL ROM Leveling Grid:.*$")
self.regex_extracted_box = re.compile(r"\(\s*(\d+),\s*(\d+)\)")
self.regex_eqn_coefficients = re.compile(r"^Eqn coefficients:.+$")
self.regex_unknown_command = re.compile(r"echo:Unknown command: \"@BEDLEVELVISUALIZER\"")
# SettingsPlugin
def get_settings_defaults(self):
return dict(command="",
stored_mesh=[],
stored_mesh_x=[],
stored_mesh_y=[],
stored_mesh_z_height=2,
save_mesh=True,
mesh_timestamp="",
flipX=False,
flipY=False,
stripFirst=False,
use_center_origin=False,
use_relative_offsets=False,
timeout=1800,
rotation=0,
ignore_correction_matrix=False,
screw_hub=0.5,
mesh_unit=1,
reverse=False,
showdegree=False,
imperial=False,
descending_y=False,
descending_x=False,
debug_logging=False,
commands=[],
show_labels=True,
show_webcam=False,
graph_z_limits="-2,2")
def get_settings_version(self):
return 1
def on_settings_migrate(self, target, current=None):
if current is None or current < 1:
# Loop through commands adding new fields
commands_new = []
self._logger.info(self._settings.get(['commands']))
for command in self._settings.get(['commands']):
command["confirmation"] = False
command["input"] = []
command["message"] = ""
commands_new.append(command)
self._settings.set(["commands"], commands_new)
def on_settings_save(self, data):
old_debug_logging = self._settings.get_boolean(["debug_logging"])
octoprint.plugin.SettingsPlugin.on_settings_save(self, data)
new_debug_logging = self._settings.get_boolean(["debug_logging"])
if old_debug_logging != new_debug_logging:
if new_debug_logging:
self._bedlevelvisualizer_logger.setLevel(logging.DEBUG)
else:
self._bedlevelvisualizer_logger.setLevel(logging.INFO)
# StartupPlugin
def on_startup(self, host, port):
# setup customized logger
from octoprint.logging.handlers import CleaningTimedRotatingFileHandler
bedlevelvisualizer_logging_handler = CleaningTimedRotatingFileHandler(
self._settings.get_plugin_logfile_path(postfix="debug"), when="D", backupCount=3)
bedlevelvisualizer_logging_handler.setFormatter(logging.Formatter("[%(asctime)s] %(levelname)s: %(message)s"))
bedlevelvisualizer_logging_handler.setLevel(logging.DEBUG)
self._bedlevelvisualizer_logger.addHandler(bedlevelvisualizer_logging_handler)
self._bedlevelvisualizer_logger.setLevel(
logging.DEBUG if self._settings.get_boolean(["debug_logging"]) else logging.INFO)
self._bedlevelvisualizer_logger.propagate = False
def on_after_startup(self):
self._logger.info("OctoPrint-BedLevelVisualizer loaded!")
# AssetPlugin
def get_assets(self):
return dict(
js=["js/jquery-ui.min.js", "js/knockout-sortable.js", "js/fontawesome-iconpicker.js", "js/ko.iconpicker.js",
"js/plotly.min.js", "js/bedlevelvisualizer.js"],
css=["css/font-awesome.min.css", "css/font-awesome-v4-shims.min.css", "css/fontawesome-iconpicker.css",
"css/bedlevelvisualizer.css"]
)
# atcommand hook
def flag_mesh_collection(self, comm_instance, phase, command, parameters, tags=None, *args, **kwargs):
if command == 'BEDLEVELVISUALIZER':
self.mesh = []
self.box = []
self._bedlevelvisualizer_logger.debug("mesh collection started")
self.processing = True
self._plugin_manager.send_plugin_message(self._identifier, dict(processing=True))
return
def process_gcode(self, comm, line, *args, **kwargs):
if not self.processing:
return line
if self._settings.get_boolean(["ignore_correction_matrix"]) and self.regex_bed_level_correction.match(
line.strip()):
line = "ok"
if "ok" not in line:
if self.regex_mesh_data.match(line.strip()):
if self.regex_nans.match(line.strip()):
self._bedlevelvisualizer_logger.debug("stupid smoothieware issue...")
line = self.regex_nans.sub("0.0", line)
if self.regex_equal_signs.match(line.strip()):
self._bedlevelvisualizer_logger.debug("stupid equal signs...")
line = self.regex_equal_signs.sub("0.0", line)
new_line = self.regex_mesh_data_extraction.findall(line)
self._bedlevelvisualizer_logger.debug(new_line)
if self.regex_old_marlin.match(line.strip()):
self.old_marlin = True
self._bedlevelvisualizer_logger.debug("using old marlin flag")
if self.regex_repetier.match(line.strip()):
self.repetier_firmware = True
self._bedlevelvisualizer_logger.debug("using repetier flag")
new_line = self.regex_nan.findall(line)
if self._settings.get_boolean(["stripFirst"]):
new_line.pop(0)
if len(new_line) > 0:
if bool(self.flip_x) != self._settings.get_boolean(["flipX"]):
new_line.reverse()
self.mesh.append(new_line)
elif self.regex_catmull.match(line.strip()):
self._bedlevelvisualizer_logger.debug("resetting mesh to blank because of CATMULL subdivision")
self.mesh = []
elif self.regex_extracted_box.findall(line.strip()):
box = self.regex_extracted_box.findall(line.strip())
if len(box) == 2:
self.box += [[float(x), float(y)] for x, y in box]
if len(self.box) == 2:
if self.box[0][0] > self.box[1][0]:
self.flip_x = True
if len(self.box) == 4:
if self.box[0][1] > self.box[3][1]:
self.flip_y = True
if self.regex_makergear.match(line) is not None:
self._bedlevelvisualizer_logger.debug("using makergear format report")
self.mesh = json.loads(line.strip().replace("= ", "").replace(";", ""))
self.old_marlin = True
self.makergear = True
self._bedlevelvisualizer_logger.debug(self.mesh)
line = "ok"
if self.old_marlin and self.regex_eqn_coefficients.match(line.strip()):
self.old_marlin_offset = self.regex_eqn_coefficients.sub(r"\2", line.strip())
self._bedlevelvisualizer_logger.debug("using old marlin offset")
if "Home XYZ first" in line or "Invalid mesh" in line:
reason = "data is invalid" if "Invalid" in line else "homing required"
self._bedlevelvisualizer_logger.debug("stopping mesh collection because %s" % reason)
if "Home XYZ first" in line:
self._plugin_manager.send_plugin_message(self._identifier, dict(error=line.strip()))
self.processing = False
if ("ok" in line or (self.repetier_firmware and "T:" in line)) and len(self.mesh) > 0:
octoprint_printer_profile = self._printer_profile_manager.get_current()
volume = octoprint_printer_profile["volume"]
bed_type = volume["formFactor"]
custom_box = volume["custom_box"]
# see if we have a custom bounding box
if custom_box:
min_x = custom_box["x_min"]
max_x = custom_box["x_max"]
min_y = custom_box["y_min"]
max_y = custom_box["y_max"]
min_z = custom_box["z_min"]
max_z = custom_box["z_max"]
else:
min_x = 0
max_x = volume["width"]
min_y = 0
max_y = volume["depth"]
min_z = 0
max_z = volume["height"]
if len(self.box) == 4:
min_x = min([x for x, y in self.box])
max_x = max([x for x, y in self.box])
min_y = min([y for x, y in self.box])
max_y = max([y for x, y in self.box])
bed = dict(type=bed_type, x_min=min_x, x_max=max_x, y_min=min_y, y_max=max_y, z_min=min_z, z_max=max_z)
self._bedlevelvisualizer_logger.debug(bed)
if self.old_marlin or self.repetier_firmware:
if not self.makergear:
a = np.swapaxes(self.mesh, 1, 0)
else:
a = np.array(self.mesh)
x = np.unique(a[0]).astype(np.float)
y = np.unique(a[1]).astype(np.float)
z = a[2].reshape((len(x), len(y)))
self._bedlevelvisualizer_logger.debug(a)
self._bedlevelvisualizer_logger.debug(x)
self._bedlevelvisualizer_logger.debug(y)
self._bedlevelvisualizer_logger.debug(z)
offset = 0
if self.old_marlin:
offset = self.old_marlin_offset
self._bedlevelvisualizer_logger.debug(offset)
self.mesh = np.subtract(z, [offset], dtype=np.float, casting='unsafe').tolist()
self._bedlevelvisualizer_logger.debug(self.mesh)
self._bedlevelvisualizer_logger.debug("stopping mesh collection")
if bool(self.flip_y) != bool(self._settings.get(["flipY"])):
self._bedlevelvisualizer_logger.debug("flipping y axis")
self.mesh.reverse()
if self._settings.get_boolean(["use_relative_offsets"]):
self._bedlevelvisualizer_logger.debug("using relative offsets")
self.mesh = np.array(self.mesh)
if self._settings.get_boolean(["use_center_origin"]):
self._bedlevelvisualizer_logger.debug("using center origin")
self.mesh = np.subtract(self.mesh, self.mesh[len(self.mesh[0]) / 2, len(self.mesh) / 2],
dtype=np.float, casting='unsafe').tolist()
else:
self.mesh = np.subtract(self.mesh, self.mesh[0, 0], dtype=np.float, casting='unsafe').tolist()
if int(self._settings.get_int(["rotation"])) > 0:
self._bedlevelvisualizer_logger.debug("rotating mesh by %s" % self._settings.get(["rotation"]))
self.mesh = np.array(self.mesh)
self.mesh = np.rot90(self.mesh, self._settings.get_int(["rotation"]) / 90).tolist()
if bed_type == "circular":
n = len(self.mesh[0])
m = len(self.mesh)
circle_mask = self.create_circular_mask(n, m)
self.mesh = np.array(self.mesh)
self.mesh[~circle_mask] = None
self.mesh = self.mesh.tolist()
self._bedlevelvisualizer_logger.debug(self.mesh)
self.processing = False
self._bedlevelvisualizer_logger.debug(self.mesh)
self._plugin_manager.send_plugin_message(self._identifier, dict(mesh=self.mesh, bed=bed))
self.send_mesh_data_collected_event(self.mesh, bed)
return line
def create_circular_mask(self, h, w, center=None, radius=None):
if center is None: # use the middle of the image
center = (int(w / 2), int(h / 2))
if radius is None: # use the smallest distance between the center and image walls
radius = min(center[0], center[1], w - center[0], h - center[1])
Y, X = np.ogrid[:h, :w]
dist_from_center = np.sqrt((X - center[0]) ** 2 + (Y - center[1]) ** 2)
mask = dist_from_center <= radius
return mask
# SimpleApiPlugin
def get_api_commands(self):
return dict(stopProcessing=[])
def on_api_get(self, request):
if request.args.get("stopProcessing"):
self._bedlevelvisualizer_logger.debug("Canceling mesh collection per user request")
self._bedlevelvisualizer_logger.debug("Mesh data collected prior to cancel:")
self._bedlevelvisualizer_logger.debug(self.mesh)
self.processing = False
self.mesh_collection_canceled = True
self.mesh = []
self._bedlevelvisualizer_logger.debug("Mesh data after clearing:")
self._bedlevelvisualizer_logger.debug(self.mesh)
response = dict(stopped=True)
return flask.jsonify(response)
# Custom Event Hook
def send_mesh_data_collected_event(self, mesh_data, bed_data):
event = Events.PLUGIN_BEDLEVELVISUALIZER_MESH_DATA_COLLECTED
custom_payload = dict(
mesh=mesh_data,
bed=bed_data
)
self._event_bus.fire(event, payload=custom_payload)
def register_custom_events(*args, **kwargs):
return ["mesh_data_collected"]
# Software Update Hook
def get_update_information(self):
return dict(
bedlevelvisualizer=dict(
displayName="Bed Visualizer",
displayVersion=self._plugin_version,
# version check: github repository
type="github_release",
user="jneilliii",
repo="OctoPrint-BedLevelVisualizer",
current=self._plugin_version,
# update method: pip
pip="https://github.com/jneilliii/OctoPrint-BedLevelVisualizer/archive/{target_version}.zip"
)
)
__plugin_name__ = "Bed Visualizer"
__plugin_pythoncompat__ = ">=2.7,<4"
def __plugin_load__():
global __plugin_implementation__
__plugin_implementation__ = bedlevelvisualizer()
global __plugin_hooks__
__plugin_hooks__ = {
"octoprint.comm.protocol.atcommand.sending": __plugin_implementation__.flag_mesh_collection,
"octoprint.comm.protocol.gcode.received": __plugin_implementation__.process_gcode,
"octoprint.events.register_custom_events": __plugin_implementation__.register_custom_events,
"octoprint.plugin.softwareupdate.check_config": __plugin_implementation__.get_update_information
}